Philips-CED-380-Service-Manual 电路图 维修手册.pdf

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1、.31-34 2012-12-22 TROUBLE SHOOTING. SET EXPLODER VIEW DRAWING.30 ISO PCB COMPONENT LAYOUT.29 EJ PCB COMPONENT LAYOUT.27-28 CIRCUIT DIAGRAM PANEL BOARD.12-13 CIRCUIT DIAGRAM SERVO BOARD.10-11 CIRCUIT DIAGRAM MAIN BOARD.7-9 MAIN PCB COMPONENT LAYOUT.15-16 MMC/SD CARD PCB COMPONENT LAYOUT.25-26 CONNECT

2、OR PCB COMPONENT LAYOUT.23-24 TUNER PCB COMPONENT LAYOUT.21-22 PANEL PCB COMPONENT LAYOUT.19-20 SERVO PCB COMPONENT LAYOUT.17-18 CIRCUIT DIAGRAM TUNER BOARD.14 WIRING DIAGRAM.6 BLOCK DIAGRAM.5 DISMANTLING INSTRUCTIONS.4 SAFTETY INSTRUCTINS.1-3 CED380/55 Version1.0 Car Audio System ? ? ? ? ? ? ? ? ?

3、? ? ? ? ? ? ? ? RadioFans.CN 收音机爱 好者资料库 2.0 SAFTETY INSTRUCTIONS GBWARNING All ICs and many other semi-conductors are susceptible to electrostatic discharges (ESD). Careless handling during repair can reduce life drastically. When repairing, make sure that you are connected with the same potential a

4、s the mass of the set via a wrist wrap with resistance. Keep components and tools also at this potential. F ATTENTION Tous les IC et beaucoup d autres semi-conducteurs sont sensibles aux dcharges statiques (ESD). Leur longvit pourrait tre considrablement courte par le fait qu aucune prcaution n est

5、prise leur manipulation. Lors de rparations, s assurer de bien tre reli au mme potentiel que la masse de l appareil et enfiler le bracelet serti d une rsistance de scurit. Veiller ce que les composants ainsi que les outils que l on utilise soient galement ce potentiel. ESD DWARNUNG Alle ICs und viel

6、e andere Halbleiter sind empfindlich gegenber elektrostatischen Entladungen (ESD). Unsorgfltige Behandlung im Reparaturfall kan die Lebensdauer drastisch reduzieren. Veranlassen Sie, dass Sie im Reparaturfall ber ein Pulsarmband mit Widerstand verbunden sind mit dem gleichen Potential wie die Masse

7、des Gertes. Bauteile und Hilfsmittel auch auf dieses gleiche Potential halten. NLWAARSCHUWING Alle IC s en vele andere halfgeleiders zijn gevoelig voor electrostatische ontladingen (ESD). Onzorgvuldig behandelen tijdens reparatie kan de levensduur drastisch doen verminderen. Zorg ervoor dat u tijden

8、s reparatie via een polsband met weerstand verbonden bent met hetzelfde potentiaal als de massa van het apparaat. Houd componenten en hulpmiddelen ook op ditzelfde potentiaal. IAVVERTIMENTO Tutti IC e parecchi semi-conduttori sono sensibili alle scariche statiche (ESD). La loro longevit potrebbe ess

9、ere fortemente ridatta in caso di non osservazione della pi grande cauzione alla loro manipolazione. Durante le riparazioni occorre quindi essere collegato allo stesso potenziale che quello della massa dell apparecchio tramite un braccialetto a resistenza. Assicurarsi che i componenti e anche gli ut

10、ensili con quali si lavora siano anche a questo potenziale. “ Pour votre scurit, ces documents doivent tre utiliss par des spcia- listes agrs, seuls habilits rparer votre appareil en panne” . GB Safety regulations require that the set be restored to its original condition and that parts which are id

11、entical with those specified, be used. NL Veiligheidsbepalingen vereisen, dat het apparaat bij reparatie in zijn oorspronkelijke toestand wordt teruggebracht en dat onderdelen, identiek aan de gespecificeerde, worden toegepast. F Les normes de scurit exigent que l appareil soit remis l tat d origine

12、 et que soient utiliss les pices de rechange identiques celles spcifies. D Bei jeder Reparatur sind die geltenden Sicherheitsvorschriften zu beachten. Der Original zustand des Gerts darf nicht verndert werden; fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che

13、 l apparecchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exi

14、st. The leakage current must not exceed 0.5mA. CLASS 1 LASER PRODUCT 3122 110 03420 GBWarning ! Invisible laser radiation when open. Avoid direct exposure to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja su

15、ojalukituksen ohitettaessa olet alttiina nkymttmlle laseristeilylle. l katso steeseen! DKAdvarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. Caution: These servicing instructions are for use by qualified service personnel only. To reduce

16、the risk of electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. 2-1 RadioFans.CN 收音机爱 好者资料库 When?the?power?supply?is?being?turned?on,?you?may?not?remove?this?laser?cautions?label.?If?it?removes,?radiation?of?laser may

17、?be?received. 2.1 ESD PROTECTION PREPARATION?OF?SERVICING Pickup?Head?consists?of?a?laser?diode?that?is?very?susceptible?to?external?static?electrocity. Although?it?operates?properly?after?replacement,?if?it?was?subject?to?electrostatic?discharge?during?replacement, its?life?might?be?shortened.?When

18、?replacing,?use?a?conductive?mat,?soldering?iron?with?ground?wire,etc.?to protect?the?laser?diode?form?damage?by?static?electricity. And?also,?the?LSI?and?IC?are?same?as?above. Soldering?iron with?ground?wire or?ceramic?type Ground?conductive wrist?strap?for?body. Conductive?mat The?ground?resistanc

19、e between?the?ground?line and?the?ground?is?less?than?10 1M 2-2 RadioFans.CN 收音机爱 好者资料库 SAFTY NOTICE Plug the AC line cord directly into a 120V AC outlet (do not use an isolation transformer for this check). Use an AC voltmeter, having 5000 per volt or more sensitivity. Connect a 1500 10W resistor,p

20、aralleled by a 0.15uF 150V AC capacitor between a knomn good earth ground (water pipe, conduit, etc.) and all exposed metal parts of cabinet (antennas, handle bracket, metal cabinet screwheads, metal overlays, control shafts, etc.). SAFTY PRECAUTIONS LEAKAGE CURRENT CHECK Measure the AC voltage acro

21、ss the 1500 resistor. The test must be conducted with the AC switch on and then repeated with the AC switch off. The AC voltage indicated by the meter may not exceed 0.3V.A reading exceeding 0.3V indicates that a dangerous potential exists, the fault must be located and corrected. Repeat the above t

22、est with the DVD VIDEO PLAYER power plug reversed. NEVER RETURN A DVD VIDEO PLAYER TO THE CUSTOMER WITHOUT TAKING NECESSARY CORRECTIVE ACTION. READING SHOULD NOT EXCEED 0.3V DVD VIDEO PLAYER AC OUTLET AC VOLTMETER Test all exposed metal. Voltmeter Hook-up for Leakage Current Check 0.15uF 150V AC 150

23、0 10W (5000 per volt or more sensitivity) Good earth ground such as a water pipe, conduit, etc. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of suffi

24、cient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. 2-3 B、 1. Press EJ butto

25、n and take out panel，remove A、B screws in top cover of the unit;Use tweezer to prize up the top cover as below blue arrow direction showed， remove the top cover. 2、 Remove C、D、E、F screws in sequential order 3、 Raise the deck mechanism, remove the FFC and take out the deck mechanism Dismantlement Met

26、hod for CED380 The procedure of disassembling the unit Remove the six screws in back panel and separate back panel from front panel; Take out the back panel and then take out PCB board The procedure of disassembling the panel EJ钮B A C D EF A、 4 BLOCK DIAGRAM ANT IN AM/FM Tuner 7703TUNER Rear Line ou

27、t LS4558F Sud woofer out LS4558F POWER AMPLIFIER TDA7388 ISO Socket VIDEO SWITCH BA7612F AUDIO SWITCH HCF4052 Bluetooth Module SERVO MOTOR DRIVER HD5888 128M SDRAM EN25T16-75HIP SPHE8202TQ MPEG/DVD-DSP SD CARD USB/IPHONE SPI Flash M12L128168A-6TG EEPROM FT24C04A SDA / SCL 7313 E.VOLUME MCU Panel MCU

28、 Module S3C2451 3.5 TFT RECEIVER REMOTE CON A/D Key Pick-Up Sanyo 860C SPI_CLK SPI_DATA SPI_CE AUX2_ IN R/L SDA RESET SCL RDS_CLK TV_RX / TX TU_R/L SDA SCL Front_R Front_L Rear_R Rear_L AUX2_V_ IN AUX IN1 Whether it is loose of the 15A fuse of the ISO connector, cant be open circuit. b、To check whet

29、her there is any contamination or foreign body on the Pins and shrapnels of the male connector (on the panel) and female connector(on the main board). f、To check the voltage of main board B+ and ACC should be +12V i、To check the voltage of the 22 pin of male connector should be +5V. remark Area2012-

30、12-19 DateProduct ModelCED380 failure causefailure phenomena NO POWER ON h、To check the voltage of the 9、11 pin of CON201 should be +12V, and the 23 pin should be +5V c、To check whether the cables ( on the main board connector CON201) are inserted in place, whether the lock catch is loose. TFT NO DI

31、SPLAY 2 f、Change another TFT to check whether it is normal d、To check whether the cables(connect to the panel base) are inserted in place, whether the lock catch is loose. e、To check the voltage of the pins of SW202 RESET knob should be 5V. b、To check whether there is any contamination or foreign bo

32、dy on the Pins and shrapnels of the male connector (on the panel) and female connector(on the main board). a、To check whether the lock catch for the CON9 39P FFC is loose. g、To check the voltage of the power supply IC306（ LM2950） should be +5V, the 7、8、22、23、49 Pin should be +5V. c、To check whether

33、the menu setting PARKING is on, or PARKING wire was grounded d、To check the voltage of the L3 inductor (on the panel board) should be 12V, the output voltage of the 3 pin of IC 8284 should be 5V. e、To check the output voltage of the 4 pin of U26 IC should be 2.5V. 31 NO. CED380 Trouble shooting All

34、area remark Area2012-12-19 DateProduct ModelCED380 failure causefailure phenomena 5 6 RADIO ABNORMAL d、To check the voltage of the 4 pin of power supply IC501 (TDA7388) should be 9V. The working voltage of the 6、20 should be +12V e、To check the voltage of the 22 pin of power supply IC501 (TDA7388) s

35、hould be 3V. g、To check the voltage of the 27、28 pin SDA、SCL of the IC404 should be +3V or above. h、To check there is no output of the 37 pin (MUTE) of the IC201. b、To check whether the uint is under MUTE status. c、 To check whether the 8PIN audio output wire of ISO connector is connected correctly.

36、 a、To check whether the volume is at the lowest lever. RADIO ABNORMAL(DISTORT ION) c、To check the output voltage of the power supply IC305 KS7805 should be +5V. f、To check the oscillation frequency of crystal X1 which was on the tuner should be around 32.768KHZ. b、To check whether the radio input si

37、gnal is too weak. a、To check whether the external antenna was inserted to the antenna socket. d、To check the voltage of the 12、13、14、15 pin（SDA- MOSI、SCL、RDSINT、RSTN）of the radio IC should be 4V. e、The communication data from the 10、11pin of the tuner to the VOL IC404 should be normal. f、 To check t

38、he working voltage of the 2 pin VDD of the audio processor IC404（TDA7313）should be +9V 4BT ABNORMAL a、If the 7 pin (MUTE), the 8 pin (BT-L), and the 10 pin (BT-R) which were on the BT board were defective, it will cause no audio output or one side no audio output of the BT. b、If the 4 pin (VDD+5V)、t

39、he 5 pin (BT-RX)、the 6 pin )BT-TX) which were on the BT board were abnormal, it will cause no connection of the BT. c、If the first pin （Mic+）、the second pin （Mic-）which were on the BT board were soldered in reverse or open solder, it will cause no audio output or the sound is weak of the BT. 32 NO.

40、CED380 Trouble shooting All area remark Area2012-12-19 DateProduct ModelCED380 failure causefailure phenomena d、To check the 4、5 pin of CON205 should have voltage change when disc in and disc out. f、To check whether the FFC(link from the deck mechanism to the main board) was inserted in place, the l

41、ock catch isnt loose. b、To check whether the protective point of the laser pick up was with contamination or no open. c、To check whether the CD deck mechanism can move normally, whether the disc can be loaded in place. 7 e、To check whether the lock catches of CON2、CON4 are loose , whether the FFC we

42、re inserted in place. h、The voltage of the 5、33、60、63 pin AVDD of decode IC U4(SPH8202G) should be +3V3, the voltage of the 70、72 pin VVDD should be +3V3. a、To check whether the USB signal format is correspond to the request of the unit. f、To check the pins of the male connector on the panel and fem

43、ale connector on the unit should be clean and connect well; d、To check whether the lock catches of CON205、CON201 connector were loose. c、To check the voltage of the power supply pins of USB connector should be +5V. b、To make sure the CD disc reading is normal, USB/SD reading is abnormal. g、To check

44、whether there is any wearing and scratch of the shrapnel and pin of the USB/SD. h、To check whether cables which were link to the CN7、CN1 connector are connected in place, not loose. 8 NO READ USB/SD j、The voltage of the 6、7、8 pin of CON205 should be 5V. i、The output voltage of IC U8 should be +1V8，t

45、he IC U7 should be 3V3. NO READ DVD/CD k、Can change laser pick up to make sure it is USB/SD or DVD/CD reading abnormal. g、To check the oscillation frequency of IC U4 （SPH8202G) crystal X1 should be 27MHZ. a、To check whether the signal format of the disc is correspond to the request of the unit, whet

46、her the disc is dirty or damage or serious light transmitting. 33 NO. CED380 Trouble shooting All area remark Area2012-12-19 DateProduct ModelCED380 failure causefailure phenomena e、To check whether the RCA wire AUDIO IN and VIDEO IN2 were connected well, no INT. a、To check whether it can switch to

47、AV-IN1or AV-IN2 mode when pressing SOURCE button c、To check whether the AV-IN1、AV-IN2 input signal are normal. 9 NO OUTPUT IN AV STATUS f、To check whether CON405 and CON804 were insert wrong. d、To check whether the volume is at the lowest lever. b、Change panel to check whether the AV-IN1 function is normal. 34 NO-Fault- Found The unit is f